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https://github.com/gnustep/libs-gsweb.git
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03d83ffad3
fix -appendAttribute:... for nil href value git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gsweb/trunk@37974 72102866-910b-0410-8b05-ffd578937521
459 lines
16 KiB
Objective-C
459 lines
16 KiB
Objective-C
/** GSWHyperlink.m - <title>GSWeb: Class GSWHyperlink</title>
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Copyright (C) 2005-2006 Free Software Foundation, Inc.
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Written by: David Wetzel <dave@turbocat.de> http://www.turbocat.de/
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Date: Jan 2006
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$Revision$
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$Date$
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$Revision$
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$Date$
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$Id$
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This file is part of the GNUstep Web Library.
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<license>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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</license>
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**/
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// todo disabledInContext ??
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#include "config.h"
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#include "GSWeb.h"
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static GSWIMP_BOOL standardEvaluateConditionInContextIMP = NULL;
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static Class standardClass = Nil;
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static Class NSStringClass = Nil;
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//====================================================================
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@implementation GSWHyperlink
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//--------------------------------------------------------------------
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+ (void) initialize
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{
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if (self == [GSWHyperlink class])
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{
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standardClass=[GSWHyperlink class];
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NSStringClass = [NSString class];
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standardEvaluateConditionInContextIMP =
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(GSWIMP_BOOL)[self instanceMethodForSelector:evaluateConditionInContextSEL];
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};
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};
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//--------------------------------------------------------------------
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-(void) dealloc
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{
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DESTROY(_action);
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DESTROY(_string);
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DESTROY(_pageName);
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DESTROY(_href);
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DESTROY(_disabled);
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DESTROY(_fragmentIdentifier);
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// DESTROY(_secure);
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DESTROY(_queryDictionary);
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DESTROY(_actionClass);
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DESTROY(_directActionName);
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DESTROY(_otherQueryAssociations);
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[super dealloc];
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}
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//--------------------------------------------------------------------
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-(id)initWithName:(NSString*)name
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associations:(NSDictionary*)associations
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template:(GSWElement*)template
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{
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if ((self = [super initWithName:@"a"
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associations:associations
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template:template]))
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{
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DESTROY(_otherQueryAssociations);
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_otherQueryAssociations = RETAIN([_associations extractObjectsForKeysWithPrefix:@"?" removePrefix: YES]);
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if ([_otherQueryAssociations count] == 0)
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DESTROY(_otherQueryAssociations);
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GSWAssignAndRemoveAssociation(&_action,_associations,action__Key);
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GSWAssignAndRemoveAssociation(&_string,_associations,string__Key);
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GSWAssignAndRemoveAssociation(&_href,_associations,href__Key);
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GSWAssignAndRemoveAssociation(&_disabled,_associations,disabled__Key);
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GSWAssignAndRemoveAssociation(&_queryDictionary,_associations,queryDictionary__Key);
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GSWAssignAndRemoveAssociation(&_actionClass,_associations,actionClass__Key);
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GSWAssignAndRemoveAssociation(&_directActionName,_associations,directActionName__Key);
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GSWAssignAndRemoveAssociation(&_pageName,_associations,pageName__Key);
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GSWAssignAndRemoveAssociation(&_fragmentIdentifier,_associations,fragmentIdentifier__Key);
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GSWAssignAndRemoveAssociation(&_secure,_associations,secure__Key);
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if (_action == nil
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&& _href == nil
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&& _pageName == nil
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&& _directActionName == nil
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&& _actionClass == nil)
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{
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[NSException raise:NSInvalidArgumentException
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format:@"%s: Missing required attribute: 'action' or 'href' or 'pageName' or 'directActionName' or 'actionClass'",
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__PRETTY_FUNCTION__];
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}
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if ((_action != nil && _href != nil)
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|| (_action != nil && _pageName != nil)
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|| (_href != nil && _pageName != nil)
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|| (_action != nil && _directActionName != nil)
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|| (_href != nil && _directActionName != nil)
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|| (_pageName != nil && _directActionName != nil)
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|| (_action != nil && _actionClass != nil))
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{
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[NSException raise:NSInvalidArgumentException
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format:@"%s: At least two of these conflicting attributes are present: 'action', 'href', 'pageName', 'directActionName', 'actionClass'.",
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__PRETTY_FUNCTION__];
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}
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if (_action != nil
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&& [_action isValueConstant])
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{
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[NSException raise:NSInvalidArgumentException
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format:@"%s: 'action' is a constant.",
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__PRETTY_FUNCTION__];
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}
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}
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return self;
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}
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//--------------------------------------------------------------------
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-(id) description
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{
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return [NSString stringWithFormat:@"<%s %p action: %@ actionClass: %@ directActionName: %@ href:%@ string:%@ queryDictionary: %@ otherQueryAssociations: %@ pageName: %@ fragmentIdentifier:%@ disabled:%@ secure:%@ >",
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object_getClassName(self),
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(void*)self, _action, _actionClass, _directActionName, _href,
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_string,
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_queryDictionary, _otherQueryAssociations, _pageName,
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_fragmentIdentifier, _disabled, _secure];
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};
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//--------------------------------------------------------------------
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// isDisabled in wo5
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- (BOOL) isDisabledInContext:(GSWContext *) context
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{
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return ((_disabled != nil) && ([_disabled boolValueInComponent: GSWContext_component(context)]));
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}
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//--------------------------------------------------------------------
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-(GSWElement*)invokeActionForRequest:(GSWRequest*) request
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inContext:(GSWContext*) context
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{
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GSWElement* result = nil;
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if ([[context elementID] isEqual:[context senderID]])
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{
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GSWComponent* component = GSWContext_component(context);
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if (_disabled == nil
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|| ![_disabled boolValueInComponent:component])
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{
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NSString* pageName = nil;
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if (_pageName != nil)
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{
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pageName = NSStringWithObject([_pageName valueInComponent:component]);
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}
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if (_action != nil)
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{
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result = [_action valueInComponent:component];
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}
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else
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{
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if (_pageName == nil)
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{
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[NSException raise:NSInternalInconsistencyException
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format:@"%s: Missing page name.", __PRETTY_FUNCTION__];
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}
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if (pageName != nil)
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{
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result = [GSWApp pageWithName:pageName
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inContext:context];
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}
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else
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{
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// CHECKME: log page name? dave@turbocat.de
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[NSException raise:NSInternalInconsistencyException
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format:@"%s: cannot find page.", __PRETTY_FUNCTION__];
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}
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}
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}
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else
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{
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//TODO GSWNoContentElement
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result = nil;
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}
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if (result == nil)
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{
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result = [context page];
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}
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}
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return result;
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}
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//--------------------------------------------------------------------
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-(void) _appendOpenTagToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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if (![self isDisabledInContext:context])
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{
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[super _appendOpenTagToResponse:response
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inContext:context];
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}
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}
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//--------------------------------------------------------------------
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-(void) _appendCloseTagToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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if (![self isDisabledInContext:context])
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{
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[super _appendCloseTagToResponse:response
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inContext:context];
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}
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}
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//--------------------------------------------------------------------
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-(void) _appendQueryStringToResponse:(GSWResponse*) response
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inContext:(GSWContext*) context
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{
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GSOnceMLog(@"%s is deprecated, use _appendQueryStringToResponse: inContext: requestHandlerPath: htmlEscapeURL:", __PRETTY_FUNCTION__);
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NSDictionary * queryDict = [self computeQueryDictionaryWithActionClassAssociation: _actionClass
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directActionNameAssociation: _directActionName
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queryDictionaryAssociation: _queryDictionary
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otherQueryAssociations: _otherQueryAssociations
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inContext: context];
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if (queryDict != nil
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&& [queryDict count] > 0)
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{
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NSString* queryString = [queryDict encodeAsCGIFormValues];
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GSWResponse_appendContentCharacter(response,'?');
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GSWResponse_appendContentHTMLAttributeValue(response, queryString);
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}
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}
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//--------------------------------------------------------------------
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-(void) _appendQueryStringToResponse:(GSWResponse*) response
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inContext:(GSWContext*) context
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requestHandlerPath: (NSString*) aRequestHandlerPath
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htmlEscapeURL: (BOOL) htmlEscapeURL
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{
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NSString * path = (aRequestHandlerPath == nil ? @"" : aRequestHandlerPath);
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NSDictionary * queryDict = [self computeQueryDictionaryWithRequestHandlerPath: path
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queryDictionaryAssociation: _queryDictionary
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otherQueryAssociations: _otherQueryAssociations
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inContext: context];
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if ([queryDict count] > 0)
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{
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NSString* queryString = [queryDict encodeAsCGIFormValuesEscapeAmpersand:htmlEscapeURL];
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GSWResponse_appendContentCharacter(response,'?');
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GSWResponse_appendContentHTMLAttributeValue(response, queryString);
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}
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}
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//--------------------------------------------------------------------
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-(void) _appendFragmentToResponse:(GSWResponse*) response
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inContext:(GSWContext*) context
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{
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if (_fragmentIdentifier != nil)
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{
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NSString* fragment = [_fragmentIdentifier valueInComponent:GSWContext_component(context)];
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if (fragment != nil)
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{
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GSWResponse_appendContentCharacter(response,'#');
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GSWResponse_appendContentString(response, NSStringWithObject(fragment));
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}
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}
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}
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//--------------------------------------------------------------------
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-(void)_appendCGIActionURLToResponse:(GSWResponse*) response
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inContext:(GSWContext*) context
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{
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BOOL completeURLsOriginalState=NO;
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GSWComponent * component = GSWContext_component(context);
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BOOL securestuff = (_secure != nil ? [_secure boolValueInComponent:component] : NO);
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NSString * actionStr = [self computeActionStringWithActionClassAssociation: _actionClass
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directActionNameAssociation: _directActionName
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inContext: context];
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NSDictionary * queryDict = [self computeQueryDictionaryWithActionClassAssociation: _actionClass
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directActionNameAssociation: _directActionName
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queryDictionaryAssociation: _queryDictionary
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otherQueryAssociations: _otherQueryAssociations
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inContext: context];
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NSString * urlString = nil;
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if (securestuff)
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completeURLsOriginalState=[context _generateCompleteURLs];
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urlString = [context directActionURLForActionNamed: actionStr
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queryDictionary: queryDict];
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if (securestuff
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&& !completeURLsOriginalState)
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[context _generateRelativeURLs];
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GSWResponse_appendContentString(response,urlString);
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[self _appendFragmentToResponse: response
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inContext:context];
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}
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//--------------------------------------------------------------------
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-(void) appendAttributesToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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[super appendAttributesToResponse: response
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inContext: context];
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if (_actionClass != nil || _directActionName != nil)
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{
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GSWResponse_appendContentCharacter(response,' ');
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GSWResponse_appendContentAsciiString(response, href__Key);
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GSWResponse_appendContentCharacter(response,'=');
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GSWResponse_appendContentCharacter(response,'"');
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[self _appendCGIActionURLToResponse:response
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inContext:context];
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GSWResponse_appendContentCharacter(response,'"');
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}
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else if (_action != nil || _pageName != nil)
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{
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GSWComponent * component = GSWContext_component(context);
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BOOL secure = (_secure != nil ? [_secure boolValueInComponent:component] : NO);
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GSWResponse_appendContentCharacter(response,' ');
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GSWResponse_appendContentAsciiString(response, href__Key);
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GSWResponse_appendContentCharacter(response,'=');
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GSWResponse_appendContentCharacter(response,'"');
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GSWResponse_appendContentString(response,
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[context _componentActionURLIsSecure:secure]);
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[self _appendQueryStringToResponse:response
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inContext:context
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requestHandlerPath:nil
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htmlEscapeURL:YES];
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[self _appendFragmentToResponse: response
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inContext:context];
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GSWResponse_appendContentCharacter(response,'"');
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}
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else
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{
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NSString* hrefValue = nil;
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GSWComponent * component = GSWContext_component(context);
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if (_href != nil
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&& (hrefValue = [_href valueInComponent:component]) != nil)
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{
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hrefValue = NSStringWithObject(hrefValue);
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GSWResponse_appendContentCharacter(response,' ');
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GSWResponse_appendContentAsciiString(response,href__Key);
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GSWResponse_appendContentCharacter(response,'=');
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GSWResponse_appendContentCharacter(response,'"');
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if ([hrefValue isRelativeURL]
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&& ![hrefValue isFragmentURL])
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{
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NSString * url = [context _urlForResourceNamed:hrefValue
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inFramework:nil];
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if (url != nil)
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GSWResponse_appendContentString(response,url);
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else
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{
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GSWResponse_appendContentAsciiString(response,[component baseURL]);
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GSWResponse_appendContentCharacter(response,'/');
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GSWResponse_appendContentString(response,hrefValue);
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}
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}
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else
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{
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GSWResponse_appendContentString(response,hrefValue);
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}
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[self _appendQueryStringToResponse:response
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inContext:context
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requestHandlerPath:nil
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htmlEscapeURL:YES];
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[self _appendFragmentToResponse: response
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inContext:context];
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GSWResponse_appendContentCharacter(response,'"');
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}
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else if (_fragmentIdentifier != nil)
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{
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id fragmentIdentifierValue = [_fragmentIdentifier valueInComponent:component];
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if (fragmentIdentifierValue != nil)
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{
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GSWResponse_appendContentCharacter(response,' ');
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GSWResponse_appendContentAsciiString(response,href__Key);
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GSWResponse_appendContentCharacter(response,'=');
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GSWResponse_appendContentCharacter(response,'"');
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[self _appendQueryStringToResponse:response
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inContext:context
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requestHandlerPath:nil
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htmlEscapeURL:YES];
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GSWResponse_appendContentCharacter(response,'#');
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GSWResponse_appendContentString(response,NSStringWithObject(fragmentIdentifierValue));
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GSWResponse_appendContentCharacter(response,'"');
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}
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}
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}
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}
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//--------------------------------------------------------------------
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-(void) appendContentStringToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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if (_string != nil)
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{
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NSString* string = [_string valueInComponent:GSWContext_component(context)];
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if (string != nil)
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GSWResponse_appendContentString(response,NSStringWithObject(string));
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}
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}
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//--------------------------------------------------------------------
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-(void) appendChildrenToResponse:(GSWResponse *) response
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inContext:(GSWContext*) context
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{
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[super appendChildrenToResponse:response
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inContext:context];
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[self appendContentStringToResponse:response
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inContext:context];
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}
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@end
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